Nut wrench



FIG. 1 is a front perspective view of a nut wrench;

FIG. 2 is a rear perspective view of a nut wrench;

FIG. 3 is a right-side view of a nut wrench and also substantiallycorresponds to a bottom view;

FIG. 4 is a left-side view of a nut wrench, and also substantiallycorresponds to a top view;

FIG. 5 is a front view of a nut wrench; and,

FIG. 6 is a rear view of a nut wrench.

The ornamental design for a nut wrench, as shown and described.